Datasheet Details
| Part number | LM3678 |
|---|---|
| Manufacturer | Texas Instruments |
| File Size | 1.90 MB |
| Description | High-Performance Miniature 1.5-A Step-Down DC-DC Converter |
| Datasheet |
 LM3678 Datasheet
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Description
The LM3678 step-down DC-DC converter is optimized for powering low-voltage circuits from a single Li-Ion cell battery and input voltage rails from 2.5 V to 5.5 V.
It provides up to 1.5-A load current, over the entire input voltage range.
LM3678 offers a 0.8V or 1.2V option.
Features
- 1.
- 2 VOUT = 0.8 V or 1.2 V.
- VIN = 2.5 V to 5.5 V.
- 1.5-A Maximum Load Capability.
- 3.3-MHz (Typical) PWM Fixed Switching Frequency Allows Use of 1-µH Inductor.
- ±3% DC Output Voltage Precision.
- 0.01-µA (Typical) Shutdown Current.
- Internal Synchronous Rectification for High Efficiency.
- Internal Soft Start.
- Current Overload and Thermal Shutdown Protection.